The United States of America is the leading power in the world. Our friends and our adversaries respect us in large measure because they know that we are steady. We are fact-based. We are serious.

I would rather be alone and a loud voice for action than be silent.

In this day and age, the U.S. and Europe do not have the luxury of focusing solely on a single region.

As Prime Minister Netanyahu and Defense Minister Barak have repeatedly said, the intelligence and security relationship between the United States and Israel at present is unprecedented. It has never been stronger.

It is manifestly in the interest of the United States to deal with the very real threat that climate change poses. And that's why President Obama has worked so hard to reduce our own emissions and to lead internationally in forging the Paris climate agreement.

I have no regrets whatsoever that I have acted in a way to advance my country's interests

I am very aware of being black and female because that's what I am.